#78B2EE
Closest named color: Carolina Blue (#8AB8FE). oklch(74.7% 0.106 250.2), rgb(120, 178, 238).
Aa
Black text reads best on this color (9.40:1).
About this color
#78B2EE is a medium-light, moderately saturated blue. In OKLCH its lightness is 75%, its chroma 0.106 and its hue 250°. Its hue sits on the cool side of the wheel. The nearest named color is Carolina Blue (#8AB8FE), ΔE 0.034 away. Black text reads best on it, at 9.40:1.
| Hue family | Blues |
| Lightness | medium-light (75%) |
| Chroma | moderately saturated (0.106) |
| Temperature | cool |
| Nearest name | Carolina Blue (#8AB8FE) |
| Black text | 9.40:1 |
| White text | 2.23:1 |
Values
| HEX | #78B2EE |
| RGB | rgb(120, 178, 238) |
| HSL | hsl(211, 78%, 70%) |
| OKLCH | oklch(74.7% 0.106 250.2) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #78B2EE | 2.23:1 | Fails | Lc -48.7 | Large or bold text, headings |
| Black text on #78B2EE | 9.40:1 | AAA | Lc 60.1 | Content text, not long reading |
| #78B2EE text on white | 2.23:1 | Fails | Lc 43.9 | Non-text elements, placeholder text |
| #78B2EE text on black | 9.40:1 | AAA | Lc -58.3 | Large or bold text, headings |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 400.
-
Step 50
50
#F1F6FB
oklch(97.1% 0.009 247.9)
-
Step 100
100
#E1EBF7
oklch(93.6% 0.019 252.9)
-
Step 200
200
#C7DCF1
oklch(88.5% 0.037 248.2)
-
Step 300
300
#A1C5EB
oklch(81% 0.066 250)
-
Step 400
400 (this color)
#78B2EE
oklch(74.7% 0.106 250.2)
-
Step 500
500
#408DD8
oklch(63% 0.136 250.4)
-
Step 600
600
#1876C5
oklch(55.6% 0.147 250)
-
Step 700
700
#0663AB
oklch(49.2% 0.137 250.2)
-
Step 800
800
#0D518A
oklch(42.7% 0.113 250)
-
Step 900
900
#16436E
oklch(37.6% 0.088 250.6)
-
Step 950
950
#0E2841
oklch(27.1% 0.057 249.9)
#78B2EE with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #9AB4F1 | 0.040 |
| Deuteranopia (no green cones) | #8BA8ED | 0.032 |
| Tritanopia (no blue cones) | #3EC0C7 | 0.092 |
| Achromatopsia (no color) | #ADADAD | 0.106 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #78B2EE
#78B2EE
oklch(74.7% 0.106 250.2)
- #D8A15F
#D8A15F
oklch(74.7% 0.106 70)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #78B2EE, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Carolina Blue #8AB8FE ΔE 0.034
- Lightblue #7BC8F6 ΔE 0.059
- Deep Sky Blue #00BFFF ΔE 0.063
- Pastel Blue #A2BFFE ΔE 0.065
- Sky #82CAFC ΔE 0.066
- Vivid Sky Blue #4CC9F0 ΔE 0.067
- Light Grey Blue #9DBCD4 ΔE 0.068
- Light Cornflower Blue #98C1D9 ΔE 0.069
Use #78B2EE in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.